README

Simple but effective dependency injection library

Installation

Install with composer:

$ composer require progphil1337/php-di

Compatibility

ProgPhil1337\DependencyInjection requires PHP 8.1 (or better).

Usage

Basic example

ExampleForm.php

use ProgPhil1337\DependencyInjection\ClassLookup;
use ProgPhil1337\DependencyInjection\Injector;

use MyApp\YamlConfig;
use MyApp\AbstractConfig;
use MyApp\SingletonInterface;

$lookup = new ClassLookup();
$injector = new Injector($lookup);

$lookup
    // class aliases
    ->alias(YamlConfig::class, AbstractConfig::class)

    // register singletons
    ->singleton(SingletonInterface::class)

    // Register classes that cannot be created
    ->register(new YamlConfig()) 
;

// Example for alias and registering
$yamlConfig = $injector->create(AbstractConfig::class);